Assault rifle



FIG. 1 is a left side perspective view of an assault rifle, showing our new design;

FIG. 2 is a right side perspective view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a right side elevation view thereof; and,

FIG. 6 is a top plan view thereof.

The broken lines within the drawings disclose unclaimed portions of the assault rifle and form no part of the claimed design. 

CLAIM The ornamental design for an assault rifle, as shown and described. 